Distance between Seoul, South Korea and Kalachinsk, Omsk Oblast, Russia

4345 km = 2700 miles

We assume a spherical Earth as a close approximation of the true shape of the Earth (an oblate spheroid). The distance is calculated as great-circle or orthodromic distance between city centres on the surface of a sphere.

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Seoul, South Korea

Country: South Korea
Seoul’s coordinates: 37°33′57″ N, 126°58′42″ E
Population: 10,349,312
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Wikipedia article: Seoul

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Kalachinsk, Russia

Country: Russia
Kalachinsk’s coordinates: 55°03′10″ N, 74°34′30″ E
Population: 24,059
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Wikipedia article: Kalachinsk

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